Comparison

E6B Aviation Calculator vs iFly EFB

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

E6B Aviation Calculator

This app provides over 75 aviation calculations and unit conversions for flight planning and navigation. It also offers in-app access to global aviation weather reports like METARs and TAFs, along with a handy search for weather station codes.

Highlights
  • Over 75 aviation calculations
  • Advanced fuel calculations
  • Wind and altitude calculations
  • Global METAR, TAF, AIRMET, SIGMET, PIREP access
  • ICAO weather station code search
  • 65+ unit conversions
Features
Currently charting
Read full description

Congratulations, you have found one of the finest E6B aviation flight calculators available for the Apple iPad, iPhone, and iPod touch. With more than 75 aviation calculations, unit conversions and aviation weather reports, we are sure you will find myE6B beneficial in helping to solve the planning and navigating problems associated with flying. In addition to a comprehensive set of flight planning calculations, myE6B includes convenient access to global METAR, TAF, AIR/SIGMET and PIREP reports, and a handy search utility for finding unknown ICAO weather station codes. CALCULATIONS ———————————————— Quickly perform more than 75 aviation related calculations, including many that typically require pilots to download separate apps, such as fuel calculations and converters. myE6B accommodates every pilot's calculation and flight-planning needs in a convenient package for your iPhone, iPad or iPod touch. • Time, speed & distance calculations • Advanced fuel calculations • Wind calculations • Altitude calculations • Add & subtract time • GPS coordinate converter AVIATION WEATHER ———————————————— myE6B offers in-app access to pilot weather reports, so pilots don't have to leave the app to check the latest conditions. Search by ICAO code or browse a database of worldwide reporting stations. • METARs • TAFs • AIRMET • SIGMET • PIREPs • Cloud base • MOTNE / SNOWTAM decoder • ICAO Code database UNIT CONVERSIONS ———————————————— myE6B includes more than 65 conversions and features in-calc unit converters for all metric and U.S. units, so pilots can quickly adjust results to the preferred unit of measurement. • Temperature • Distance • Speed • Pressure • Weight/mass • Latitude & longitude • Fuel and more myE6B is built and maintained by pilots for pilots and includes the real​ calculations, not "rule of thumb" estimates like others. Try myE6B today, you will not be disappointed, as it is tried, tested, and proven by thousands of professional pilots across the globe every day. Visit our website for more details: http://myE6B.com

About

iFly EFB

This app provides pilots with essential flight information in an easy-to-use format for both VFR and IFR flying. It offers advanced navigation features, real-time weather, and safety alerts to enhance situational awareness and simplify flight planning.

Highlights
  • Geo-Reference Approach Plates & Airport Diagrams
  • 3D Synthetic Vision / EFIS Mode
  • Terrain, Obstructions, Traffic, Airspace Alerts
  • ADS-B Support
  • AutoTaxi+ for Safe Taxing
  • RealView Airport Imagery
  • Complete VFR & IFR Databases and Charts
Features
Read full description

iFly EFB delivers the perfect combination of affordability, capability, and usability for both VFR and IFR Pilots. Safely and quickly get the information you need so you can focus on flying! Key reasons to try iFly EFB: 1) Ease of use in the cockpit: Our intuitive and simple interface, easy to hit buttons, simple map gestures, large fonts, and more make this the best EFB for in-flight use 2) Pilot focused company: We have staff (pilots) on the ground at our office in Texas waiting to answer your questions. Call 214-585-0444 or email support@adventurepilot.com, we're here to help 3) Price: We are one of the most competitively priced EFBs on the market 4) Capabilities: We are one of the most capable EFBs on the market! Need proof? Visit www.iFlyEFB.com/Compare Following are some of our features and benefits: •Geo-Reference Approach Plates and Airport Diagrams •3D Synthetic Vision / EFIS Mode •Terrain, Obstructions, Traffic, and Airspaces Alerts •Complete ADSB support •AutoTaxi+ for safe taxing at any airport •RealView airport imagery •RealPlan automatic VFR Planner •Auto-load approach into plan •Complete VFR and IFR databases and charts (FAA) •Sectionals •Customizable Instruments •Public & Private Airports •Winds aloft including forecasts for 36 hours •Hi/Lo-Enroute Charts •Terminal Area Charts(TAC) •World Aeronautical Charts(WAC) •Vector Mode •Weather (Pre-Flight or ADS-B Live) •Hi-res Winds Aloft Optimizing •Rapid Flight planning •Plates & Diagrams (Approach, Departure Plates, Stars, SIDs Airport Diagrams) •Instruments Panel •Day/Night Mode •Online Flight Plan Filing •Custom Instrument Layouts (24 Instruments, e.g. HSI, Vertical Profile, and AHRS) •Vertical Terrain planning and Airspace preview •Find Nearest •History •North Up / Track Up •Pinch Zooming w/ One Touch Feature •Dynamic Distance Ring •Hybrid Compass Rose w/ Nav Function •Extended Course Line •Flight Trails •Past Flights •Rubber Band route modification •Custom Aircraft icons •AutoTaxi+ •Alerts & Warnings •Button Fading (maximizes screen space) •Custom User Waypoints •Customizable Instruments •Simulator Mode

Screenshots

E6B Aviation Calculator4 screens
iFly EFB4 screens

Verdict

The call

The clearest difference is price: iFly EFB at Free against E6B Aviation Calculator's $8.99. iFly EFB also leads on update cadence (monthly vs every 4 months). E6B Aviation Calculator's advantage is in-app purchases (none vs 8) and chart position (#126 vs unranked). On rating, review sentiment, ratings volume and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

iFly EFB is free to download; E6B Aviation Calculator costs $8.99 up front. iFly EFB sells 8 one-off in-app purchases. E6B Aviation Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for E6B Aviation Calculator against 4.7 for iFly EFB. Both are backed by a comparable volume of ratings — 148 and 365 respectively. Written reviews are what separate them: 86% of E6B Aviation Calculator's written reviews are positive against 90% of iFly EFB's.

UpkeepUpdate frequency

E6B Aviation Calculator ships an update every 4 months, iFly EFB monthly. The most recent releases landed on October 31, 2026 and November 1, 2026 respectively.

Scorecard6 real differences · 5 level
E6B Aviation Calculator versus iFly EFB: the parameters behind the verdict, then further details
ParameterE6B Aviation CalculatoriFly EFB
Price$8.99Free — better
Rating4.8 (148 ratings) — better4.7 (365 ratings)
Positive reviews86.2% of reviews89.9% of reviews — better
Number of ratings148365 — better
Update frequencyEvery 4 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree with in-app purchases — better
Best chart rank#126 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better13.0
Further details — not scored
Size6 MB107 MB
Age rating4+4+
DeveloperAviation Mobile Apps, LLC.Adventure Pilot, LLC

Customer experience

E6B Aviation Calculator

All ratings146 ratings
Positive95.9%
Neutral1.4%
Negative2.7%
Written reviews210 reviews
Positive86.2%
Neutral4.3%
Negative9.5%

iFly EFB

All ratings365 ratings
Positive94.0%
Neutral2.2%
Negative3.8%
Written reviews99 reviews
Positive89.9%
Neutral1.0%
Negative9.1%

User reviews

E6B Aviation Calculator

From 148 App Store ratings

What we love

  • 🚀 Easy to use
  • 🚀 Comprehensive calculations
  • 🚀 Useful for pilots of all levels
  • 🚀 Saves time compared to physical E6B
  • 🚀 Reliable and consistent updates

Room to improve

  • 🐛 Occasional inaccuracies in calculations
  • 🐛 Compatibility issues with newer iOS versions
  • 🐛 Lack of weight and balance functionality
  • 🐛 Limited support for non-US units and measurements

iFly EFB

From 365 App Store ratings

What we love

  • 👍 Extremely intuitive and easy to use interface
  • 💰 Very affordable pricing compared to competitors
  • 🎨 Highly customizable instrument layouts and display
  • 📊 Excellent flight planning capabilities
  • 🗺️ Clear, sharp, high-resolution maps and charts

Room to improve

  • 🐛 App occasionally locks up and requires restart
  • 📍 Inaccurate and outdated FBO information
  • 🗺️ Limited international/Canadian map coverage
  • 🎨 Dated user interface design (1990s aesthetic)
  • 📡 GPS connectivity issues on iPad iOS 18+

Bugs and requests

E6B Aviation Calculator

Reported bugs

3 issues
  • Wind calculation errors when using true course
  • Decimal values displayed incorrectly in some calculations
  • Aviation weather data not loading properly on some devices

Requested features

5 requests
  • Add weight and balance calculations
  • Improve Mach to TAS conversion accuracy
  • Include runway condition assessment matrix
  • Provide more customization options
  • Add support for more non-US units

iFly EFB

Reported bugs

8 issues
  • App freezes when navigating between menus
  • Settings not saved after app lock
  • GPS weak signal and satellite lock issues on iOS 18+
  • Terrain loading delays during scrolling
  • Compatibility issues with some external GPS devices (Dual 150)
Show 3 more
  • Crashes during early versions (now resolved)
  • iPhone X screen resolution not fully optimized
  • Glitchy behavior with some ADS-B connections

Requested features

15 requests
  • Logbook functionality
  • Sunset/sunrise times display
  • One-button night mode
  • Annotation tools for approach plates
  • Scratch pad for ATC notes
Show 10 more
  • Pilot-entered fuel stop updates (like Waze model)
  • Mo-gas location database
  • Global map coverage beyond USA and Bahamas
  • Seamless chart display
  • Landscape mode support
  • Apple Watch companion app
  • Ability to submit e-APIS details from app
  • 10-year subscription option at discounted rate
  • Better sketching tools
  • Improved FBO information database

In-app purchases

None

E6B Aviation Calculator

No in-app purchases

8 purchases

iFly EFB

One-time8
  • iPad Add-On Subscription (1 Year)$24.99
  • IFR iPad Subscription Upgrade (1 Year)$49.99
  • VFR iPad Subscription (1 Year)$79.99
Show 5 more
  • Base VFR Subscription$94.99
  • VFR/MP Subscription$124.99
  • VFR+IFR iPad Subscription (1 Year)$129.99
  • VFR/IFR Subscription$149.99
  • VFR/IFR/MP Subscription$179.99

Questions

Is E6B Aviation Calculator free?
E6B Aviation Calculator costs $8.99, with no in-app purchases.
Is iFly EFB free?
iFly EFB is free to download, with in-app purchases available.
Which has better reviews, E6B Aviation Calculator or iFly EFB?
E6B Aviation Calculator is rated higher. E6B Aviation Calculator averages 4.8 out of 5 from 148 ratings, while iFly EFB averages 4.7 from 365 ratings.
Do E6B Aviation Calculator or iFly EFB have ads?
Neither E6B Aviation Calculator nor iFly EFB shows ads.
Which is updated more often, E6B Aviation Calculator or iFly EFB?
E6B Aviation Calculator ships an update every 4 months, and iFly EFB monthly. Most recently, E6B Aviation Calculator was updated on October 31, 2026 and iFly EFB on November 1, 2026.

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